Customer Background Dr. Kayvan Forouhesh Tehrani is an experienced biophotonics engineer specializing in microscopy and bioimaging and is the founder and CEO of Eleuthra Photonics. Eleuthra Photonics specializes in developing and producing rapid image-based diagnostic tools for analyzing tissue and cell samples, with a primary focus on cancer and other disease diagnoses. Eleuthra’s Tetraquant™ platform provides multimodal nonlinear imaging technology through the use of a single femtosecond excitation laser. The…
Discover how ultrafast lasers and terahertz (THz) technology are transforming industries with insights from Michel Begin, an expert in advanced photonics solutions. Learn about THz generation, femtosecond fiber lasers, and the exciting future of this groundbreaking technology. Michel, what makes THz radiation special compared to other spectral bands of the electromagnetic spectrum? THz waves have unique properties that set them apart. They can penetrate various non-conductive materials such as plastics, fabrics,…
About the THz Research Group at uOttawa Dr. Jean-Michel Ménard, a professor at the University of Ottawa, leads a cutting-edge research group focused on ultrafast optical techniques for terahertz-based technologies. Their work spans condensed matter research, wireless communication, and real-time molecular imaging. While some experiments rely on high-power laser sources to study fundamental light-matter interactions, the group is also dedicated to developing compact and cost-effective devices for practical applications. Close…
Introduction Femtosecond lasers offer numerous opportunities, influencing advancements in scientific, medical, and industrial fields. Currently, a wide array of ultrafast laser products is available, emitting at various wavelengths in the near-infrared and visible ranges. In recent years, we have seen the emergence of several alternatives to aging, complex, expensive, and often unreliable ultrafast lasers from established players. In this application note, we discuss how to choose a laser source that…
The indie team has developed a new generation of 488nm Fabry-Perot laser diodes (FP-LDs) with best-in-class conversion efficiency, good control of emission wavelength and long-term reliability.These new devices will support a wide range of applications, and are particularly suited for fluorescence microscopy, flow cytometry and spectroscopy. As of now, the LDs are available as uncooled TO56 cans (Product No. ELA350003-01) with free-space light output and include a monitor photodiode for…
Narrow-Linewidth DFB Laser Diode with Unique Modulation ResponseEdge-emitting distributed feedback laser (DFB) diodes are small-sized laser sources that can be produced in high volumes at a low cost. They are widely deployed in telecommunication systems and have proven to be reliable over years of continuous operation. DFB diodes typically exhibit high levels of spontaneous emission resulting in frequency noise that may negatively affect the performance of some applications. Commercially available…
Fiber lasers producing ultrashort pulses (also known as ultrafast fiber lasers) offer many advantages over their solid-state counterpart, driving their increasing adoption in a wide range of industrial, biomedical and scientific applications. Most ultrafast laser systems are based on passive mode-locked oscillators, often relying on a saturable absorber that has low loss for high intensities and high loss for low intensities. Different physical phenomena usually occur in the cavity, including…
Introduction Short-pulse lasers are used in countless applications, including in material processing, refractive surgery, multi-photon imaging, semiconductor inspection, and a host of scientific uses. For laser manufacturers, this great diversity encourages the development of flexible technology platforms that must be configured according to the needs of end users. Managing this flexibility and these various configurations is often a challenge; in fact, several factors can complicate achieving the target performance in…
Chirped-Pulse Amplification (CPA), based on ultrafast lasers (Figure 1), are in-demand versatile processing tools. They often operate in extreme physical conditions: several hundred Watts to Kilowatts of average power in MHz-GHz repetition rate regime, combined with pulse duration often below a picosecond, give rise to intense pulse in MW to GW peak power. Ultra-Short Pulse (USP) lasers are becoming a vital backbone in diverse applications. Whether it is for micro-machining…
